Home / 1,103,848.40-1,655,772.60-1,019,867.60

Finding the Fourth Proportional to 1,103,848.40, 1,655,772.60 and 1,019,867.60

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Solution

The fourth proportional to 1,103,848.40, 1,655,772.60 and 1,019,867.60 is: 1,529,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,848.40 : 1,655,772.60 = 1,019,867.60 : x
  2. Step 2: Convert to fraction form
    1,103,848.40/1,655,772.60 = 1,019,867.60/x
  3. Step 3: Cross multiply
    1,103,848.40x = 1,655,772.60 × 1,019,867.60
  4. Step 4: Simplify right side
    1,103,848.40x = 1,688,668,827,707.76
  5. Step 5: Solve for x
    x = 1,688,668,827,707.76/1,103,848.40
  6. Step 6: Final answer
    x = 1,529,801.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.